Forum Studenti •Matrice di rotazione

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Forum Studenti •Matrice di rotazione

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Matrice di rotazione

Inviato: giovedì 21 dicembre 2017, 16:55

da Valerio

le matrici di rotazione che vengono trovate all'inizio della soluzione hanno i segni dei seni scambiati perchè viene assunta, in modo del tutto arbitraria, una rotazione oraria oppure c'è un altro motivo che non riesco a capire?

Re: Matrice di rotazione

Inviato: sabato 23 dicembre 2017, 9:51

da GIMUSI

mi pare che si tratti solo di una conseguenza delle convenzioni adottate, per R una rotazione di fa sovrapporre z a y mentre per S una rotazione di fa sovrapporre z a x

Re: Matrice di rotazione

Inviato: sabato 23 dicembre 2017, 14:48

da Valerio

Re: Matrice di rotazione

Inviato: domenica 24 dicembre 2017, 14:27

da GIMUSI

prova a cambiare il segno di , le conclusioni non dovrebbero cambiare